* {
    margin: 0;
    padding: 0;
}

.containter {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.containter .mask {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    position: absolute;
    background-color: #000;
    mix-blend-mode: multiply;
    transform: scale(36);
}

.containter .mask::before {
    position: absolute;
    content: '';
    width: 80px;
    height: 300px;
    background-color: white;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%) skew(45deg);
}
.containter .mask::after {
    position: absolute;
    content: '';
    width: 80px;
    height: 300px;
    background-color: white;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%) skew(-45deg);
}